MESON Chess Problem Database

Problem Display
PID: 11696 (8/8/8/2P1k1K1/B2pN3/3Q4/8/8 w - - 0 1)

Pilchenko, Viacheslav Karlovich

3rd Prize, Chervoni Platov, 1971

8/8/8/2P1k1K1/B2pN3/3Q4/8/8

#2

5 + 2

3296 Shakhmatny zadachi miniaturi 1987
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sd2?
      • threat
        • 2.Qe4#
        • 2.Qf5#
      • 1...Kd5
        • 2.Qf5#
      • 1...Ke6!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Qe4#
        • 2.Qf5#
      • 1...Kd5
        • 2.Qf5#
      • 1...Ke6
        • 2.Qe4#

This anticipates 12422(1979)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • K(b);P-FLIGHT,P_SPINP(a)::QAR2(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);P-FLIGHT,P_SPINP(a)::QAR2(A)
      • K(b);P-FLIGHT::QAR2(A)
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